But if inventions have increased man's power over nature very much, then the real value of money is better measured for some purposes in labour than in commodities.

Individual and national rights to wealth rest on the basis of civil and international law, or at least of custom that has the force of law.

In every age poets and social reformers have tried to stimulate the people of their own time to a nobler life by enchanting stories of the virtues of the heroes of old.

Civilized countries generally adopt gold or silver or both as money.

Material goods consist of useful material things, and of all rights to hold, or use, or derive benefits from material things, or to receive them at a future time.

The most reckless and treacherous of all theorists is he who professes to let facts and figures speak for themselves.

Consumption may be regarded as negative production.